Champion 464 Spark Plug

Reliable Spark Plug for Audi, BMW, Porsche, and Volkswagen

The Champion Copper Plus 464 spark plug is engineered to deliver consistent ignition performance for a range of European vehicles. Designed with durable nickel and copper alloy materials, this spark plug supports efficient combustion and reliable engine operation in models like the BMW 328i, Audi A4 Quattro, and Volkswagen Jetta.

• Ground electrode core and center electrode tip made of nickel for durability
• Dual ground electrodes constructed from nickel copper alloy
• Pre-set gap size of 0.035 inches (0.9 mm) for optimal spark
• Flat seat type with 0.75 inch reach for proper fitment
• Includes a removable nut electrical terminal and resistor for noise suppression
• Hex size of 0.625 inches (15.88 mm) for standard installation tools
• Manufacturer heat range rating of 8 suitable for moderate engine temperatures
• Insulator height and projection of 0.118 inches for consistent spark delivery

About the Champion Copper Plus Spark Plug Line

The Copper Plus line from Champion focuses on combining copper core technology with nickel alloy electrodes to provide reliable ignition and improved conductivity. This line is designed to meet OEM specifications for secondary ignition components, making it a suitable replacement for vehicles requiring consistent spark performance. The Copper Plus 464 spark plug balances durability and efficient combustion, supporting smooth engine operation in compatible Audi, BMW, Porsche, and Volkswagen models.

Technical Details and Compatibility

The Champion Copper Plus 464 spark plug features a flat seat design and a reach of 0.75 inches, ensuring proper installation and sealing in the combustion chamber. The dual ground electrodes made from nickel copper alloy enhance spark stability and electrode longevity. The removable nut electrical terminal allows for flexible connection options, while the built-in resistor reduces electromagnetic interference. This spark plug is compatible with a variety of models including the BMW 318i, 325i, 330i, 525i, 530i, 740i, and 840Ci, as well as the Audi A4 Quattro, Porsche Boxster, Volkswagen Jetta, and others.

Common Applications and Issues Addressed

• Restores proper ignition timing and spark delivery
• Reduces misfires and rough idling in compatible vehicles
• Improves fuel efficiency by ensuring complete combustion
• Helps prevent engine hesitation during acceleration
• Supports stable engine performance under varying operating conditions

Installation Notes and Tips

Before installation, verify the spark plug gap is set to the specified 0.035 inches (0.9 mm). Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid damage to the flat seat or threads. The 0.625 inch (15.88 mm) hex size allows for standard spark plug sockets. Ensure the electrical terminal connection is secure, especially when using the removable nut terminal type. It is advisable to replace spark plugs in sets to maintain consistent engine performance.

Quality Assurance and Warranty

Champion Copper Plus spark plugs are manufactured to meet industry standards for ignition components. The use of nickel and copper alloy materials ensures durability and reliable performance. While specific warranty details may vary, Champion typically offers coverage against manufacturing defects. Refer to the product packaging or Champion’s official documentation for exact warranty terms.